JPS62181U - - Google Patents
Info
- Publication number
- JPS62181U JPS62181U JP9194585U JP9194585U JPS62181U JP S62181 U JPS62181 U JP S62181U JP 9194585 U JP9194585 U JP 9194585U JP 9194585 U JP9194585 U JP 9194585U JP S62181 U JPS62181 U JP S62181U
- Authority
- JP
- Japan
- Prior art keywords
- bearing metal
- pump housing
- cam ring
- pump
- cam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000897 Babbitt (metal) Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 101150071927 AANAT gene Proteins 0.000 description 1
Landscapes
- Compressor (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Description
第１図は本考案にかかるベーンポンプの断面図
、第２図は第１図における軸受メタル２３の成形
前と成形後の状態を示す図、第３図は従来のベー
ンポンプの断面図である。
１０……ポンプハウジング、１２……エンドカ
バー、１４……カムリング、１５，１６……サイ
ドプレート、１８……オイルシール、２１……ベ
ーン、２２……ロータ、２３……軸受メタル、２
５……スナツプリング、２６ａ，２６ｂ……吸入
ポート、２７ａ，２７ｂ……吐出ポート、４０…
…裏金、４１……軸受メタル層、４２……油溝、
４３……連通溝。
FIG. 1 is a sectional view of a vane pump according to the present invention, FIG. 2 is a view showing the bearing metal 23 in FIG. 1 before and after forming, and FIG. 3 is a sectional view of a conventional vane pump. 10... Pump housing, 12... End cover, 14... Cam ring, 15, 16... Side plate, 18... Oil seal, 21... Vane, 22... Rotor, 23... Bearing metal, 2
5...Snat spring, 26a, 26b...Suction port, 27a, 27b...Discharge port, 40...
...Backing metal, 41...Bearing metal layer, 42...Oil groove,
43...Communication groove.
Claims (1)
グ内に収納されたカムリングと、このカムリング
の両側に配置されカムリングに対接する面に吸入
ポート及び吐出ポートをそれぞれ形成した一対の
サイドプレートと、前記カムリングのカム面に摺
接する複数のベーンを円周上に保持したロータと
、軸受メタルを介して前記ポンプハウジングに軸
承され前記ロータとスプライン係合する回転軸と
、前記軸受メタルの外端側に配設されたシール部
材とを備えたベーンポンプにおいて、前記軸受メ
タルの内周面に軸受メタルの両端面間を連通する
形状の油溝を形成するとともに、前記軸受メタル
の外周に軸受メタルの両端面間を連通する連通溝
を形成し、軸受メタルの外端部と前記シール部材
とによつて区画された室をポンプ内の低圧部に連
通する逃がし通路を前記ポンプハウジングに形成
したことを特徴とするベーンポンプ。 (2) 前記連通溝は、前記軸受メタルの外周面に
形成されていることをことを特徴とする実用新案
登録請求の範囲第(1)項記載のベーンポンプ。 (3) 前記連通溝は、前記ポンプハウジングのメ
タル挿入穴内周面に形成されていることを特徴と
する実用新案登録請求の範囲第(1)項記載のベー
ンポンプ。[Claims for Utility Model Registration] (1) A pump housing, a cam ring housed in the pump housing, and a pair of cam rings disposed on both sides of the cam ring, each having a suction port and a discharge port formed on the surfaces facing the cam ring. a side plate, a rotor holding a plurality of vanes on its circumference that are in sliding contact with the cam surface of the cam ring, a rotating shaft that is supported by the pump housing via a bearing metal and spline-engaged with the rotor, and the bearing metal. In the vane pump, an oil groove having a shape that communicates between both end surfaces of the bearing metal is formed on the inner circumferential surface of the bearing metal, and an oil groove is formed on the outer circumference of the bearing metal. A communication groove is formed to communicate between both end surfaces of the bearing metal, and an escape passage is formed in the pump housing to communicate a chamber partitioned by the outer end of the bearing metal and the seal member to a low pressure section within the pump. A vane pump that is characterized by: (2) The vane pump according to claim 1, wherein the communication groove is formed on the outer peripheral surface of the bearing metal. (3) The vane pump according to claim 1, wherein the communication groove is formed on the inner peripheral surface of the metal insertion hole of the pump housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9194585U JPS62181U (en) | 1985-06-18 | 1985-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9194585U JPS62181U (en) | 1985-06-18 | 1985-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62181U true JPS62181U (en) | 1987-01-06 |
Family
ID=30648292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9194585U Pending JPS62181U (en) | 1985-06-18 | 1985-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62181U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63143786U (en) * | 1987-03-12 | 1988-09-21 | ||
| JPS63196492U (en) * | 1988-03-01 | 1988-12-16 | ||
| JPH01202950A (en) * | 1988-02-08 | 1989-08-15 | Sumitomo Electric Ind Ltd | Token ring transmission system |
| JPH02141687U (en) * | 1989-04-28 | 1990-11-29 | ||
| JP2016023616A (en) * | 2014-07-23 | 2016-02-08 | 株式会社ジェイテクト | Motor pump unit |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5318617B2 (en) * | 1973-02-20 | 1978-06-16 | ||
| JPS5845997B2 (en) * | 1976-09-01 | 1983-10-13 | ライオン株式会社 | cleaning composition |
-
1985
- 1985-06-18 JP JP9194585U patent/JPS62181U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5318617B2 (en) * | 1973-02-20 | 1978-06-16 | ||
| JPS5845997B2 (en) * | 1976-09-01 | 1983-10-13 | ライオン株式会社 | cleaning composition |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63143786U (en) * | 1987-03-12 | 1988-09-21 | ||
| JPH01202950A (en) * | 1988-02-08 | 1989-08-15 | Sumitomo Electric Ind Ltd | Token ring transmission system |
| JPS63196492U (en) * | 1988-03-01 | 1988-12-16 | ||
| JPH02141687U (en) * | 1989-04-28 | 1990-11-29 | ||
| JP2016023616A (en) * | 2014-07-23 | 2016-02-08 | 株式会社ジェイテクト | Motor pump unit |
| US10400767B2 (en) | 2014-07-23 | 2019-09-03 | Jtekt Corporation | Electric pump unit |
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